http://www.rapidunlockers.com/ try this one, I unlocked my phone on very fast (about 6 hours total) and cheap, now i can update to any version without having to worry that my phone will be locked ever again, it was the cheapest price that i found on the net only 9$ !!

Hy I have a QUESTION,last friday I was playing with my IPHONE 4S IOS 5.1 and I have reverted all my setting to stock,and I lost my ACTIVATION....... So after pluging in and out my GEVEY sim with my not original carrier sim and than the non-orig sim without the gevey I HAVE MANAGED TO UNLOCK MY IPHONE 4S From carrier 3 SWEDEN to ORANGE ROMANIA!!!!!!!! . IS THERE A WAY TO SAVE MY UNLOCK TICKET??? IN CASE APPLE FINDS A WAY TO F>>K MY LUCK